{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://spendflo.com/schemas/vendor",
  "title": "Spendflo Vendor",
  "description": "Represents a software vendor tracked in the Spendflo procurement platform.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier for the vendor record."
    },
    "name": {
      "type": "string",
      "description": "Vendor or software product name."
    },
    "category": {
      "type": "string",
      "description": "Software category (e.g., CRM, DevOps, HR, Analytics)."
    },
    "website": {
      "type": "string",
      "format": "uri",
      "description": "Vendor's primary website URL."
    },
    "annualSpend": {
      "type": "number",
      "minimum": 0,
      "description": "Total annual contract value in USD."
    },
    "currency": {
      "type": "string",
      "default": "USD",
      "description": "Currency for financial fields (ISO 4217 code)."
    },
    "licenseCount": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of purchased license seats."
    },
    "activeUsers": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of users actively using the tool."
    },
    "utilizationPercent": {
      "type": "number",
      "minimum": 0,
      "maximum": 100,
      "description": "Percentage of licenses being actively used."
    },
    "renewalDate": {
      "type": "string",
      "format": "date",
      "description": "Contract renewal date."
    },
    "contractStartDate": {
      "type": "string",
      "format": "date",
      "description": "Contract start date."
    },
    "paymentCycle": {
      "type": "string",
      "enum": ["monthly", "quarterly", "annual", "multi-year"],
      "description": "Billing frequency."
    },
    "status": {
      "type": "string",
      "enum": ["active", "pending-renewal", "in-negotiation", "cancelled", "under-review"],
      "description": "Current vendor relationship status."
    },
    "owner": {
      "type": "object",
      "description": "Internal owner responsible for this vendor.",
      "properties": {
        "name": { "type": "string" },
        "email": { "type": "string", "format": "email" },
        "department": { "type": "string" }
      }
    },
    "tags": {
      "type": "array",
      "items": { "type": "string" },
      "description": "Labels for categorizing the vendor."
    },
    "createdAt": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the vendor was added to Spendflo."
    },
    "updatedAt": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp of the last vendor record update."
    }
  },
  "required": ["id", "name", "status"],
  "additionalProperties": false
}